Improve resizing with draggable and hotkeys

Downterm/CommandNotch/Managers/HotkeyManager.swift

@@ -18,6 +18,7 @@ class HotkeyManager {
     var onNextTab: (() -> Void)?
     var onPreviousTab: (() -> Void)?
     var onDetachTab: (() -> Void)?
+    var onApplySizePreset: ((TerminalSizePreset) -> Void)?
     var onSwitchToTab: ((Int) -> Void)?
 
     /// Tab-level hotkeys only fire when the notch is open.
@@ -50,6 +51,9 @@ class HotkeyManager {
     private var detachBinding: HotkeyBinding {
         binding(for: NotchSettings.Keys.hotkeyDetachTab) ?? .cmdD
     }
+    private var sizePresets: [TerminalSizePreset] {
+        TerminalSizePresetStore.load()
+    }
 
     private func binding(for key: String) -> HotkeyBinding? {
         guard let json = UserDefaults.standard.string(forKey: key) else { return nil }
@@ -211,6 +215,13 @@ class HotkeyManager {
             onDetachTab?()
             return true
         }
+        for preset in sizePresets {
+            guard let binding = preset.hotkey else { continue }
+            if binding.matches(event) {
+                onApplySizePreset?(preset)
+                return true
+            }
+        }
 
         // Cmd+1 through Cmd+9
         if event.modifierFlags.contains(.command) {